mirror of
https://github.com/google/blockly.git
synced 2026-01-08 09:30:06 +01:00
93 lines
2.6 KiB
JavaScript
93 lines
2.6 KiB
JavaScript
/**
|
|
* @license
|
|
* Copyright 2019 Google LLC
|
|
* SPDX-License-Identifier: Apache-2.0
|
|
*/
|
|
|
|
/**
|
|
* @fileoverview Object representing a row that holds one or more inputs on a
|
|
* rendered block.
|
|
*/
|
|
|
|
/**
|
|
* Object representing a row that holds one or more inputs on a
|
|
* rendered block.
|
|
* @class
|
|
*/
|
|
goog.module('Blockly.blockRendering.InputRow');
|
|
|
|
/* eslint-disable-next-line no-unused-vars */
|
|
const {ConstantProvider} = goog.requireType('Blockly.blockRendering.ConstantProvider');
|
|
const {InputConnection} = goog.require('Blockly.blockRendering.InputConnection');
|
|
const {ExternalValueInput} = goog.require('Blockly.blockRendering.ExternalValueInput');
|
|
const {Row} = goog.require('Blockly.blockRendering.Row');
|
|
const {StatementInput} = goog.require('Blockly.blockRendering.StatementInput');
|
|
const {Types} = goog.require('Blockly.blockRendering.Types');
|
|
|
|
|
|
/**
|
|
* An object containing information about a row that holds one or more inputs.
|
|
* @extends {Row}
|
|
* @struct
|
|
* @alias Blockly.blockRendering.InputRow
|
|
*/
|
|
class InputRow extends Row {
|
|
/**
|
|
* @param {!ConstantProvider} constants The rendering
|
|
* constants provider.
|
|
* @package
|
|
*/
|
|
constructor(constants) {
|
|
super(constants);
|
|
this.type |= Types.INPUT_ROW;
|
|
|
|
/**
|
|
* The total width of all blocks connected to this row.
|
|
* @type {number}
|
|
* @package
|
|
*/
|
|
this.connectedBlockWidths = 0;
|
|
}
|
|
|
|
/**
|
|
* Inspect all subcomponents and populate all size properties on the row.
|
|
* @package
|
|
*/
|
|
measure() {
|
|
this.width = this.minWidth;
|
|
this.height = this.minHeight;
|
|
let connectedBlockWidths = 0;
|
|
for (let i = 0; i < this.elements.length; i++) {
|
|
const elem = this.elements[i];
|
|
if (elem === undefined) {
|
|
continue;
|
|
}
|
|
this.width += elem.width;
|
|
if (Types.isInput(elem) && elem instanceof InputConnection) {
|
|
if (Types.isStatementInput(elem) && elem instanceof StatementInput) {
|
|
connectedBlockWidths += elem.connectedBlockWidth;
|
|
} else if (
|
|
Types.isExternalInput(elem) && elem instanceof ExternalValueInput &&
|
|
elem.connectedBlockWidth !== 0) {
|
|
connectedBlockWidths +=
|
|
(elem.connectedBlockWidth - elem.connectionWidth);
|
|
}
|
|
}
|
|
if (!(Types.isSpacer(elem))) {
|
|
this.height = Math.max(this.height, elem.height);
|
|
}
|
|
}
|
|
this.connectedBlockWidths = connectedBlockWidths;
|
|
this.widthWithConnectedBlocks = this.width + connectedBlockWidths;
|
|
}
|
|
|
|
/**
|
|
* @override
|
|
*/
|
|
endsWithElemSpacer() {
|
|
return !this.hasExternalInput && !this.hasStatement;
|
|
}
|
|
}
|
|
|
|
exports.InputRow = InputRow;
|